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Historically favored for its compatibility with 2-wire heating systems
terminal-block style installation without excess wiring or mechanical constraints
Built with a durable Satin Brass body
allowing for precise CFMs to match your system's ductwork and heating or cooling requirements
York S1-031-09182-000 Control Board 30067439-890 Historically favored for its compatibilityWhen you're troubleshooting VAV systems or handling complex economizer setups on the job site, the York S1 031 09182 000 Control Board is the standard OEM solution for expanding communication protocols. This expansion module, often categorized as a VAV Econ expansion board, HVAC control board replacement, and York replacement part, is engineered specifically for HVAC system communication modules and VAV control board expansion. It provides the
